An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6105-01-004-1010
NSN 5960-01-182-3676
NSN 6135-01-461-2915
NSN 6110-01-378-5322
NSN 5920-01-382-3746
NSN 5835-00-546-4898
NSN 2925-00-459-4519
NSN 6610-00-735-5804
NSN 5895-01-495-3026
NSN 5960-01-530-0581
NSN 6105-01-269-4430
NSN 2925-01-106-3552